Only if you had another system , what are your full specs and make and model of card and PSU.
Zotac GTX 750 Ti 2gb 128Bit DDR5 otal Power: 520 W
Input Voltage: 100 ~ 240 V
Input Frequency Range: 50 ~ 60 Hz
Output: +3.3V @ 24A; +5V @ 24A; +12V1 @ 20A; +12V2 @ 20A; -12V @ 0.8A; +5VSB @ 2.5A
Connectors: 1x 20+4pin Main Power; 1x 8pin EPS12V; 1x 4pin ATX12V; 6x SATA; 2x 4pin FDD; 1x 6pin PCI-Express; 1x 6+2pin PCI-Express;6x SATA; 6x 4pin Peripheral
Cooling System: 120mm Ball Bearing Cooling Fan
Dimension (WxLxH): 5.9 x 5.5 x 3.4 inch / 150 x 140 x 86 mm
For psu